Description

Cyclopropanecarboxylic Acid, 3-Ethoxy-2,2-Dimethyl-, 1,1-Dimethylethyl Ester, trans- (9Ci) is a high-purity, specialized organic ester building block of significant interest in advanced chemical synthesis. This compound matters for its role as a key chiral intermediate in the development of complex, biologically active molecules, offering precise structural control. It is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and pesticides, where its specific stereochemistry is essential for bioactivity.
• Fine Chemical Manufacturing: Serves as a versatile building block in custom synthesis and contract manufacturing for high-value specialty chemicals.
• Organic Synthesis Research: Employed in academic and industrial R&D laboratories for methodological studies and the construction of complex molecular architectures.
• Ligand and Catalyst Development: Potential precursor for creating novel chiral ligands or organocatalysts used in asymmetric synthesis.
• Flavor and Fragrance Industry: May be investigated as an intermediate for synthesizing unique ester-based aroma compounds.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 3-Ethoxy-2,2-Dimethyl-, 1,1-Dimethylethyl Ester, trans- (9Ci)
CAS No.	145060-06-6
Molecular Formula	C12H22O3
Molecular Weight	214.30 g/mol
Synonyms	trans-3-Ethoxy-2,2-dimethylcyclopropanecarboxylic acid tert-butyl ester; tert-Butyl trans-3-ethoxy-2,2-dimethylcyclopropanecarboxylate; 1,1-Dimethylethyl trans-3-ethoxy-2,2-dimethylcyclopropanecarboxylate; trans-tert-Butyl 3-ethoxy-2,2-dimethylcyclopropanecarboxylate; 3-Ethoxy-2,2-dimethylcyclopropanecarboxylic acid tert-butyl ester, trans-; (1R,3R)-rel-3-Ethoxy-2,2-dimethylcyclopropanecarboxylic acid 1,1-dimethylethyl ester (if stereochemistry specified); Cyclopropanecarboxylic acid, 3-ethoxy-2,2-dimethyl-, 1,1-dimethylethyl ester, trans-
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 3-Ethoxy-2,2-Dimethyl-, 1,1-Dimethylethyl Ester, trans- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data (HPLC/GC) are provided to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the product under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥97.0% (Area %)
Chiral Purity (Chiral HPLC)	≥98.0% de (diastereomeric excess)
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.